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GfxInfoBase.cpp
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/* vim: se cin sw=2 ts=2 et : */
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/ArrayUtils.h"
#include "GfxInfoBase.h"
#include "GfxInfoWebGL.h"
#include "GfxDriverInfo.h"
#include "nsCOMPtr.h"
#include "nsCOMArray.h"
#include "nsString.h"
#include "nsUnicharUtils.h"
#include "nsVersionComparator.h"
#include "mozilla/Services.h"
#include "mozilla/Observer.h"
#include "nsIObserver.h"
#include "nsIObserverService.h"
#include "nsIDOMElement.h"
#include "nsIDOMHTMLCollection.h"
#include "nsIDOMNode.h"
#include "nsIDOMNodeList.h"
#include "nsTArray.h"
#include "nsXULAppAPI.h"
#include "nsIXULAppInfo.h"
#include "mozilla/Preferences.h"
#include "mozilla/dom/ContentChild.h"
#include "mozilla/gfx/2D.h"
#include "mozilla/gfx/GPUProcessManager.h"
#include "mozilla/gfx/Logging.h"
#include "mozilla/gfx/gfxVars.h"
#include "MediaPrefs.h"
#include "gfxPrefs.h"
#include "gfxPlatform.h"
#include "gfxConfig.h"
#include "DriverCrashGuard.h"
#if defined(MOZ_CRASHREPORTER)
#include "nsExceptionHandler.h"
#endif
using namespace mozilla::widget;
using namespace mozilla;
using mozilla::MutexAutoLock;
nsTArray<GfxDriverInfo>* GfxInfoBase::mDriverInfo;
nsTArray<dom::GfxInfoFeatureStatus>* GfxInfoBase::mFeatureStatus;
bool GfxInfoBase::mDriverInfoObserverInitialized;
bool GfxInfoBase::mShutdownOccurred;
// Observes for shutdown so that the child GfxDriverInfo list is freed.
class ShutdownObserver : public nsIObserver
{
virtual ~ShutdownObserver() {}
public:
ShutdownObserver() {}
NS_DECL_ISUPPORTS
NS_IMETHOD Observe(nsISupports *subject, const char *aTopic,
const char16_t *aData) override
{
MOZ_ASSERT(strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID) == 0);
delete GfxInfoBase::mDriverInfo;
GfxInfoBase::mDriverInfo = nullptr;
delete GfxInfoBase::mFeatureStatus;
GfxInfoBase::mFeatureStatus = nullptr;
for (uint32_t i = 0; i < DeviceFamilyMax; i++)
delete GfxDriverInfo::mDeviceFamilies[i];
for (uint32_t i = 0; i < DeviceVendorMax; i++)
delete GfxDriverInfo::mDeviceVendors[i];
GfxInfoBase::mShutdownOccurred = true;
return NS_OK;
}
};
NS_IMPL_ISUPPORTS(ShutdownObserver, nsIObserver)
void InitGfxDriverInfoShutdownObserver()
{
if (GfxInfoBase::mDriverInfoObserverInitialized)
return;
GfxInfoBase::mDriverInfoObserverInitialized = true;
nsCOMPtr<nsIObserverService> observerService = services::GetObserverService();
if (!observerService) {
NS_WARNING("Could not get observer service!");
return;
}
ShutdownObserver *obs = new ShutdownObserver();
observerService->AddObserver(obs, NS_XPCOM_SHUTDOWN_OBSERVER_ID, false);
}
using namespace mozilla::widget;
using namespace mozilla::gfx;
using namespace mozilla;
NS_IMPL_ISUPPORTS(GfxInfoBase, nsIGfxInfo, nsIObserver, nsISupportsWeakReference)
#define BLACKLIST_PREF_BRANCH "gfx.blacklist."
#define SUGGESTED_VERSION_PREF BLACKLIST_PREF_BRANCH "suggested-driver-version"
#define BLACKLIST_ENTRY_TAG_NAME "gfxBlacklistEntry"
static const char*
GetPrefNameForFeature(int32_t aFeature)
{
const char* name = nullptr;
switch(aFeature) {
case nsIGfxInfo::FEATURE_DIRECT2D:
name = BLACKLIST_PREF_BRANCH "direct2d";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_9_LAYERS:
name = BLACKLIST_PREF_BRANCH "layers.direct3d9";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_10_LAYERS:
name = BLACKLIST_PREF_BRANCH "layers.direct3d10";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_10_1_LAYERS:
name = BLACKLIST_PREF_BRANCH "layers.direct3d10-1";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_11_LAYERS:
name = BLACKLIST_PREF_BRANCH "layers.direct3d11";
break;
case nsIGfxInfo::FEATURE_DIRECT3D_11_ANGLE:
name = BLACKLIST_PREF_BRANCH "direct3d11angle";
break;
case nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING:
name = BLACKLIST_PREF_BRANCH "hardwarevideodecoding";
break;
case nsIGfxInfo::FEATURE_OPENGL_LAYERS:
name = BLACKLIST_PREF_BRANCH "layers.opengl";
break;
case nsIGfxInfo::FEATURE_WEBGL_OPENGL:
name = BLACKLIST_PREF_BRANCH "webgl.opengl";
break;
case nsIGfxInfo::FEATURE_WEBGL_ANGLE:
name = BLACKLIST_PREF_BRANCH "webgl.angle";
break;
case nsIGfxInfo::FEATURE_WEBGL_MSAA:
name = BLACKLIST_PREF_BRANCH "webgl.msaa";
break;
case nsIGfxInfo::FEATURE_STAGEFRIGHT:
name = BLACKLIST_PREF_BRANCH "stagefright";
break;
case nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION:
name = BLACKLIST_PREF_BRANCH "webrtc.hw.acceleration";
break;
case nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_ENCODE:
name = BLACKLIST_PREF_BRANCH "webrtc.hw.acceleration.encode";
break;
case nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_DECODE:
name = BLACKLIST_PREF_BRANCH "webrtc.hw.acceleration.decode";
break;
case nsIGfxInfo::FEATURE_CANVAS2D_ACCELERATION:
name = BLACKLIST_PREF_BRANCH "canvas2d.acceleration";
break;
case nsIGfxInfo::FEATURE_WEBGL2:
name = BLACKLIST_PREF_BRANCH "webgl2";
break;
case nsIGfxInfo::FEATURE_VP8_HW_DECODE:
case nsIGfxInfo::FEATURE_VP9_HW_DECODE:
case nsIGfxInfo::FEATURE_DX_INTEROP2:
case nsIGfxInfo::FEATURE_GPU_PROCESS:
// We don't provide prefs for these features.
break;
default:
MOZ_ASSERT_UNREACHABLE("Unexpected nsIGfxInfo feature?!");
break;
}
return name;
}
// Returns the value of the pref for the relevant feature in aValue.
// If the pref doesn't exist, aValue is not touched, and returns false.
static bool
GetPrefValueForFeature(int32_t aFeature, int32_t& aValue, nsACString& aFailureId)
{
const char *prefname = GetPrefNameForFeature(aFeature);
if (!prefname)
return false;
aValue = nsIGfxInfo::FEATURE_STATUS_UNKNOWN;
if (!NS_SUCCEEDED(Preferences::GetInt(prefname, &aValue))) {
return false;
}
nsCString failureprefname(prefname);
failureprefname += ".failureid";
nsAdoptingCString failureValue = Preferences::GetCString(failureprefname.get());
if (failureValue) {
aFailureId = failureValue.get();
} else {
aFailureId = "FEATURE_FAILURE_BLACKLIST_PREF";
}
return true;
}
static void
SetPrefValueForFeature(int32_t aFeature, int32_t aValue, const nsACString& aFailureId)
{
const char *prefname = GetPrefNameForFeature(aFeature);
if (!prefname)
return;
Preferences::SetInt(prefname, aValue);
if (!aFailureId.IsEmpty()) {
nsCString failureprefname(prefname);
failureprefname += ".failureid";
Preferences::SetCString(failureprefname.get(), aFailureId);
}
}
static void
RemovePrefForFeature(int32_t aFeature)
{
const char *prefname = GetPrefNameForFeature(aFeature);
if (!prefname)
return;
Preferences::ClearUser(prefname);
}
static bool
GetPrefValueForDriverVersion(nsCString& aVersion)
{
return NS_SUCCEEDED(Preferences::GetCString(SUGGESTED_VERSION_PREF,
&aVersion));
}
static void
SetPrefValueForDriverVersion(const nsAString& aVersion)
{
Preferences::SetString(SUGGESTED_VERSION_PREF, aVersion);
}
static void
RemovePrefForDriverVersion()
{
Preferences::ClearUser(SUGGESTED_VERSION_PREF);
}
static OperatingSystem
BlacklistOSToOperatingSystem(const nsAString& os)
{
if (os.EqualsLiteral("WINNT 6.1"))
return OperatingSystem::Windows7;
else if (os.EqualsLiteral("WINNT 6.2"))
return OperatingSystem::Windows8;
else if (os.EqualsLiteral("WINNT 6.3"))
return OperatingSystem::Windows8_1;
else if (os.EqualsLiteral("WINNT 10.0"))
return OperatingSystem::Windows10;
else if (os.EqualsLiteral("Linux"))
return OperatingSystem::Linux;
else if (os.EqualsLiteral("Darwin 9"))
return OperatingSystem::OSX10_5;
else if (os.EqualsLiteral("Darwin 10"))
return OperatingSystem::OSX10_6;
else if (os.EqualsLiteral("Darwin 11"))
return OperatingSystem::OSX10_7;
else if (os.EqualsLiteral("Darwin 12"))
return OperatingSystem::OSX10_8;
else if (os.EqualsLiteral("Darwin 13"))
return OperatingSystem::OSX10_9;
else if (os.EqualsLiteral("Darwin 14"))
return OperatingSystem::OSX10_10;
else if (os.EqualsLiteral("Darwin 15"))
return OperatingSystem::OSX10_11;
else if (os.EqualsLiteral("Darwin 16"))
return OperatingSystem::OSX10_12;
else if (os.EqualsLiteral("Android"))
return OperatingSystem::Android;
// For historical reasons, "All" in blocklist means "All Windows"
else if (os.EqualsLiteral("All"))
return OperatingSystem::Windows;
return OperatingSystem::Unknown;
}
static GfxDeviceFamily*
BlacklistDevicesToDeviceFamily(nsTArray<nsCString>& devices)
{
if (devices.Length() == 0)
return nullptr;
// For each device, get its device ID, and return a freshly-allocated
// GfxDeviceFamily with the contents of that array.
GfxDeviceFamily* deviceIds = new GfxDeviceFamily;
for (uint32_t i = 0; i < devices.Length(); ++i) {
// We make sure we don't add any "empty" device entries to the array, so
// we don't need to check if devices[i] is empty.
deviceIds->AppendElement(NS_ConvertUTF8toUTF16(devices[i]));
}
return deviceIds;
}
static int32_t
BlacklistFeatureToGfxFeature(const nsAString& aFeature)
{
MOZ_ASSERT(!aFeature.IsEmpty());
if (aFeature.EqualsLiteral("DIRECT2D"))
return nsIGfxInfo::FEATURE_DIRECT2D;
else if (aFeature.EqualsLiteral("DIRECT3D_9_LAYERS"))
return nsIGfxInfo::FEATURE_DIRECT3D_9_LAYERS;
else if (aFeature.EqualsLiteral("DIRECT3D_10_LAYERS"))
return nsIGfxInfo::FEATURE_DIRECT3D_10_LAYERS;
else if (aFeature.EqualsLiteral("DIRECT3D_10_1_LAYERS"))
return nsIGfxInfo::FEATURE_DIRECT3D_10_1_LAYERS;
else if (aFeature.EqualsLiteral("DIRECT3D_11_LAYERS"))
return nsIGfxInfo::FEATURE_DIRECT3D_11_LAYERS;
else if (aFeature.EqualsLiteral("DIRECT3D_11_ANGLE"))
return nsIGfxInfo::FEATURE_DIRECT3D_11_ANGLE;
else if (aFeature.EqualsLiteral("HARDWARE_VIDEO_DECODING"))
return nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING;
else if (aFeature.EqualsLiteral("OPENGL_LAYERS"))
return nsIGfxInfo::FEATURE_OPENGL_LAYERS;
else if (aFeature.EqualsLiteral("WEBGL_OPENGL"))
return nsIGfxInfo::FEATURE_WEBGL_OPENGL;
else if (aFeature.EqualsLiteral("WEBGL_ANGLE"))
return nsIGfxInfo::FEATURE_WEBGL_ANGLE;
else if (aFeature.EqualsLiteral("WEBGL_MSAA"))
return nsIGfxInfo::FEATURE_WEBGL_MSAA;
else if (aFeature.EqualsLiteral("STAGEFRIGHT"))
return nsIGfxInfo::FEATURE_STAGEFRIGHT;
else if (aFeature.EqualsLiteral("WEBRTC_HW_ACCELERATION_ENCODE"))
return nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_ENCODE;
else if (aFeature.EqualsLiteral("WEBRTC_HW_ACCELERATION_DECODE"))
return nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_DECODE;
else if (aFeature.EqualsLiteral("WEBRTC_HW_ACCELERATION"))
return nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION;
else if (aFeature.EqualsLiteral("CANVAS2D_ACCELERATION"))
return nsIGfxInfo::FEATURE_CANVAS2D_ACCELERATION;
else if (aFeature.EqualsLiteral("WEBGL2"))
return nsIGfxInfo::FEATURE_WEBGL2;
// If we don't recognize the feature, it may be new, and something
// this version doesn't understand. So, nothing to do. This is
// different from feature not being specified at all, in which case
// this method should not get called and we should continue with the
// "all features" blocklisting.
return -1;
}
static int32_t
BlacklistFeatureStatusToGfxFeatureStatus(const nsAString& aStatus)
{
if (aStatus.EqualsLiteral("STATUS_OK"))
return nsIGfxInfo::FEATURE_STATUS_OK;
else if (aStatus.EqualsLiteral("BLOCKED_DRIVER_VERSION"))
return nsIGfxInfo::FEATURE_BLOCKED_DRIVER_VERSION;
else if (aStatus.EqualsLiteral("BLOCKED_DEVICE"))
return nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
else if (aStatus.EqualsLiteral("DISCOURAGED"))
return nsIGfxInfo::FEATURE_DISCOURAGED;
else if (aStatus.EqualsLiteral("BLOCKED_OS_VERSION"))
return nsIGfxInfo::FEATURE_BLOCKED_OS_VERSION;
// Do not allow it to set STATUS_UNKNOWN. Also, we are not
// expecting the "mismatch" status showing up here.
return nsIGfxInfo::FEATURE_STATUS_OK;
}
static VersionComparisonOp
BlacklistComparatorToComparisonOp(const nsAString& op)
{
if (op.EqualsLiteral("LESS_THAN"))
return DRIVER_LESS_THAN;
else if (op.EqualsLiteral("BUILD_ID_LESS_THAN"))
return DRIVER_BUILD_ID_LESS_THAN;
else if (op.EqualsLiteral("LESS_THAN_OR_EQUAL"))
return DRIVER_LESS_THAN_OR_EQUAL;
else if (op.EqualsLiteral("BUILD_ID_LESS_THAN_OR_EQUAL"))
return DRIVER_BUILD_ID_LESS_THAN_OR_EQUAL;
else if (op.EqualsLiteral("GREATER_THAN"))
return DRIVER_GREATER_THAN;
else if (op.EqualsLiteral("GREATER_THAN_OR_EQUAL"))
return DRIVER_GREATER_THAN_OR_EQUAL;
else if (op.EqualsLiteral("EQUAL"))
return DRIVER_EQUAL;
else if (op.EqualsLiteral("NOT_EQUAL"))
return DRIVER_NOT_EQUAL;
else if (op.EqualsLiteral("BETWEEN_EXCLUSIVE"))
return DRIVER_BETWEEN_EXCLUSIVE;
else if (op.EqualsLiteral("BETWEEN_INCLUSIVE"))
return DRIVER_BETWEEN_INCLUSIVE;
else if (op.EqualsLiteral("BETWEEN_INCLUSIVE_START"))
return DRIVER_BETWEEN_INCLUSIVE_START;
return DRIVER_COMPARISON_IGNORED;
}
/*
Deserialize Blacklist entries from string.
e.g:
os:WINNT 6.0\tvendor:0x8086\tdevices:0x2582,0x2782\tfeature:DIRECT3D_10_LAYERS\tfeatureStatus:BLOCKED_DRIVER_VERSION\tdriverVersion:8.52.322.2202\tdriverVersionComparator:LESS_THAN_OR_EQUAL
*/
static bool
BlacklistEntryToDriverInfo(nsCString& aBlacklistEntry,
GfxDriverInfo& aDriverInfo)
{
// If we get an application version to be zero, something is not working
// and we are not going to bother checking the blocklist versions.
// See TestGfxWidgets.cpp for how version comparison works.
// <versionRange minVersion="42.0a1" maxVersion="45.0"></versionRange>
static mozilla::Version zeroV("0");
static mozilla::Version appV(GfxInfoBase::GetApplicationVersion().get());
if (appV <= zeroV) {
gfxCriticalErrorOnce(gfxCriticalError::DefaultOptions(false)) << "Invalid application version " << GfxInfoBase::GetApplicationVersion().get();
}
nsTArray<nsCString> keyValues;
ParseString(aBlacklistEntry, '\t', keyValues);
aDriverInfo.mRuleId = NS_LITERAL_CSTRING("FEATURE_FAILURE_DL_BLACKLIST_NO_ID");
for (uint32_t i = 0; i < keyValues.Length(); ++i) {
nsCString keyValue = keyValues[i];
nsTArray<nsCString> splitted;
ParseString(keyValue, ':', splitted);
if (splitted.Length() != 2) {
// If we don't recognize the input data, we do not want to proceed.
gfxCriticalErrorOnce(CriticalLog::DefaultOptions(false)) << "Unrecognized data " << keyValue.get();
return false;
}
nsCString key = splitted[0];
nsCString value = splitted[1];
NS_ConvertUTF8toUTF16 dataValue(value);
if (value.Length() == 0) {
// Safety check for empty values.
gfxCriticalErrorOnce(CriticalLog::DefaultOptions(false)) << "Empty value for " << key.get();
return false;
}
if (key.EqualsLiteral("blockID")) {
nsCString blockIdStr = NS_LITERAL_CSTRING("FEATURE_FAILURE_DL_BLACKLIST_") + value;
aDriverInfo.mRuleId = blockIdStr.get();
} else if (key.EqualsLiteral("os")) {
aDriverInfo.mOperatingSystem = BlacklistOSToOperatingSystem(dataValue);
} else if (key.EqualsLiteral("osversion")) {
aDriverInfo.mOperatingSystemVersion = strtoul(value.get(), nullptr, 10);
} else if (key.EqualsLiteral("vendor")) {
aDriverInfo.mAdapterVendor = dataValue;
} else if (key.EqualsLiteral("feature")) {
aDriverInfo.mFeature = BlacklistFeatureToGfxFeature(dataValue);
if (aDriverInfo.mFeature < 0) {
// If we don't recognize the feature, we do not want to proceed.
gfxCriticalErrorOnce(CriticalLog::DefaultOptions(false)) << "Unrecognized feature " << value.get();
return false;
}
} else if (key.EqualsLiteral("featureStatus")) {
aDriverInfo.mFeatureStatus = BlacklistFeatureStatusToGfxFeatureStatus(dataValue);
} else if (key.EqualsLiteral("driverVersion")) {
uint64_t version;
if (ParseDriverVersion(dataValue, &version))
aDriverInfo.mDriverVersion = version;
} else if (key.EqualsLiteral("driverVersionMax")) {
uint64_t version;
if (ParseDriverVersion(dataValue, &version))
aDriverInfo.mDriverVersionMax = version;
} else if (key.EqualsLiteral("driverVersionComparator")) {
aDriverInfo.mComparisonOp = BlacklistComparatorToComparisonOp(dataValue);
} else if (key.EqualsLiteral("model")) {
aDriverInfo.mModel = dataValue;
} else if (key.EqualsLiteral("product")) {
aDriverInfo.mProduct = dataValue;
} else if (key.EqualsLiteral("manufacturer")) {
aDriverInfo.mManufacturer = dataValue;
} else if (key.EqualsLiteral("hardware")) {
aDriverInfo.mHardware = dataValue;
} else if (key.EqualsLiteral("versionRange")) {
nsTArray<nsCString> versionRange;
ParseString(value, ',', versionRange);
if (versionRange.Length() != 2) {
gfxCriticalErrorOnce(CriticalLog::DefaultOptions(false)) << "Unrecognized versionRange " << value.get();
return false;
}
nsCString minValue = versionRange[0];
nsCString maxValue = versionRange[1];
mozilla::Version minV(minValue.get());
mozilla::Version maxV(maxValue.get());
if (minV > zeroV && !(appV >= minV)) {
// The version of the application is less than the minimal version
// this blocklist entry applies to, so we can just ignore it by
// returning false and letting the caller deal with it.
return false;
}
if (maxV > zeroV && !(appV <= maxV)) {
// The version of the application is more than the maximal version
// this blocklist entry applies to, so we can just ignore it by
// returning false and letting the caller deal with it.
return false;
}
} else if (key.EqualsLiteral("devices")) {
nsTArray<nsCString> devices;
ParseString(value, ',', devices);
GfxDeviceFamily* deviceIds = BlacklistDevicesToDeviceFamily(devices);
if (deviceIds) {
// Get GfxDriverInfo to adopt the devices array we created.
aDriverInfo.mDeleteDevices = true;
aDriverInfo.mDevices = deviceIds;
}
}
// We explicitly ignore unknown elements.
}
return true;
}
static void
BlacklistEntriesToDriverInfo(nsTArray<nsCString>& aBlacklistEntries,
nsTArray<GfxDriverInfo>& aDriverInfo)
{
aDriverInfo.Clear();
aDriverInfo.SetLength(aBlacklistEntries.Length());
for (uint32_t i = 0; i < aBlacklistEntries.Length(); ++i) {
nsCString blacklistEntry = aBlacklistEntries[i];
GfxDriverInfo di;
if (BlacklistEntryToDriverInfo(blacklistEntry, di)) {
aDriverInfo[i] = di;
// Prevent di falling out of scope from destroying the devices.
di.mDeleteDevices = false;
}
}
}
NS_IMETHODIMP
GfxInfoBase::Observe(nsISupports* aSubject, const char* aTopic,
const char16_t* aData)
{
if (strcmp(aTopic, "blocklist-data-gfxItems") == 0) {
nsTArray<GfxDriverInfo> driverInfo;
nsTArray<nsCString> blacklistEntries;
nsCString utf8Data = NS_ConvertUTF16toUTF8(aData);
if (utf8Data.Length() > 0) {
ParseString(utf8Data, '\n', blacklistEntries);
}
BlacklistEntriesToDriverInfo(blacklistEntries, driverInfo);
EvaluateDownloadedBlacklist(driverInfo);
}
return NS_OK;
}
GfxInfoBase::GfxInfoBase()
: mMutex("GfxInfoBase")
{
}
GfxInfoBase::~GfxInfoBase()
{
}
nsresult
GfxInfoBase::Init()
{
InitGfxDriverInfoShutdownObserver();
gfxPrefs::GetSingleton();
MediaPrefs::GetSingleton();
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
if (os) {
os->AddObserver(this, "blocklist-data-gfxItems", true);
}
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetFeatureStatus(int32_t aFeature, nsACString& aFailureId, int32_t* aStatus)
{
int32_t blocklistAll = gfxPrefs::BlocklistAll();
if (blocklistAll > 0) {
gfxCriticalErrorOnce(gfxCriticalError::DefaultOptions(false)) << "Forcing blocklisting all features";
*aStatus = FEATURE_BLOCKED_DEVICE;
aFailureId = "FEATURE_FAILURE_BLOCK_ALL";
return NS_OK;
} else if (blocklistAll < 0) {
gfxCriticalErrorOnce(gfxCriticalError::DefaultOptions(false)) << "Ignoring any feature blocklisting.";
*aStatus = FEATURE_STATUS_OK;
return NS_OK;
}
if (GetPrefValueForFeature(aFeature, *aStatus, aFailureId)) {
return NS_OK;
}
if (XRE_IsContentProcess()) {
// Use the cached data received from the parent process.
MOZ_ASSERT(mFeatureStatus);
bool success = false;
for (const auto& fs : *mFeatureStatus) {
if (fs.feature() == aFeature) {
aFailureId = fs.failureId();
*aStatus = fs.status();
success = true;
break;
}
}
return success ? NS_OK : NS_ERROR_FAILURE;
}
nsString version;
nsTArray<GfxDriverInfo> driverInfo;
nsresult rv = GetFeatureStatusImpl(aFeature, aStatus, version, driverInfo, aFailureId);
return rv;
}
// Matching OS go somewhat beyond the simple equality check because of the
// "All Windows" and "All OS X" variations.
//
// aBlockedOS is describing the system(s) we are trying to block.
// aSystemOS is describing the system we are running on.
//
// aSystemOS should not be "Windows" or "OSX" - it should be set to
// a particular version instead.
// However, it is valid for aBlockedOS to be one of those generic values,
// as we could be blocking all of the versions.
inline bool
MatchingOperatingSystems(OperatingSystem aBlockedOS, OperatingSystem aSystemOS)
{
MOZ_ASSERT(aSystemOS != OperatingSystem::Windows &&
aSystemOS != OperatingSystem::OSX);
// If the block entry OS is unknown, it doesn't match
if (aBlockedOS == OperatingSystem::Unknown) {
return false;
}
#if defined (XP_WIN)
if (aBlockedOS == OperatingSystem::Windows) {
// We do want even "unknown" aSystemOS to fall under "all windows"
return true;
}
#endif
#if defined (XP_MACOSX)
if (aBlockedOS == OperatingSystem::OSX) {
// We do want even "unknown" aSystemOS to fall under "all OS X"
return true;
}
#endif
return aSystemOS == aBlockedOS;
}
int32_t
GfxInfoBase::FindBlocklistedDeviceInList(const nsTArray<GfxDriverInfo>& info,
nsAString& aSuggestedVersion,
int32_t aFeature,
nsACString& aFailureId,
OperatingSystem os)
{
int32_t status = nsIGfxInfo::FEATURE_STATUS_UNKNOWN;
// Get the adapters once then reuse below
nsAutoString adapterVendorID[2];
nsAutoString adapterDeviceID[2];
nsAutoString adapterDriverVersionString[2];
bool adapterInfoFailed[2];
adapterInfoFailed[0] = (NS_FAILED(GetAdapterVendorID(adapterVendorID[0])) ||
NS_FAILED(GetAdapterDeviceID(adapterDeviceID[0])) ||
NS_FAILED(GetAdapterDriverVersion(adapterDriverVersionString[0])));
adapterInfoFailed[1] = (NS_FAILED(GetAdapterVendorID2(adapterVendorID[1])) ||
NS_FAILED(GetAdapterDeviceID2(adapterDeviceID[1])) ||
NS_FAILED(GetAdapterDriverVersion2(adapterDriverVersionString[1])));
// No point in going on if we don't have adapter info
if (adapterInfoFailed[0] && adapterInfoFailed[1]) {
return 0;
}
#if defined(XP_WIN) || defined(ANDROID)
uint64_t driverVersion[2] = {0, 0};
if (!adapterInfoFailed[0]) {
ParseDriverVersion(adapterDriverVersionString[0], &driverVersion[0]);
}
if (!adapterInfoFailed[1]) {
ParseDriverVersion(adapterDriverVersionString[1], &driverVersion[1]);
}
#endif
uint32_t i = 0;
for (; i < info.Length(); i++) {
// If we don't have the info for this GPU, no need to check further.
// It is unclear that we would ever have a mixture of 1st and 2nd
// GPU, but leaving the code in for that possibility for now.
// (Actually, currently mGpu2 will never be true, so this can
// be optimized out.)
uint32_t infoIndex = info[i].mGpu2 ? 1 : 0;
if (adapterInfoFailed[infoIndex]) {
continue;
}
// Do the operating system check first, no point in getting the driver
// info if we won't need to use it.
if (!MatchingOperatingSystems(info[i].mOperatingSystem, os)) {
continue;
}
if (info[i].mOperatingSystemVersion && info[i].mOperatingSystemVersion != OperatingSystemVersion()) {
continue;
}
if (!info[i].mAdapterVendor.Equals(GfxDriverInfo::GetDeviceVendor(VendorAll), nsCaseInsensitiveStringComparator()) &&
!info[i].mAdapterVendor.Equals(adapterVendorID[infoIndex], nsCaseInsensitiveStringComparator())) {
continue;
}
if (info[i].mDevices != GfxDriverInfo::allDevices && info[i].mDevices->Length()) {
bool deviceMatches = false;
for (uint32_t j = 0; j < info[i].mDevices->Length(); j++) {
if ((*info[i].mDevices)[j].Equals(adapterDeviceID[infoIndex], nsCaseInsensitiveStringComparator())) {
deviceMatches = true;
break;
}
}
if (!deviceMatches) {
continue;
}
}
bool match = false;
if (!info[i].mHardware.IsEmpty() && !info[i].mHardware.Equals(Hardware())) {
continue;
}
if (!info[i].mModel.IsEmpty() && !info[i].mModel.Equals(Model())) {
continue;
}
if (!info[i].mProduct.IsEmpty() && !info[i].mProduct.Equals(Product())) {
continue;
}
if (!info[i].mManufacturer.IsEmpty() && !info[i].mManufacturer.Equals(Manufacturer())) {
continue;
}
#if defined(XP_WIN) || defined(ANDROID)
switch (info[i].mComparisonOp) {
case DRIVER_LESS_THAN:
match = driverVersion[infoIndex] < info[i].mDriverVersion;
break;
case DRIVER_BUILD_ID_LESS_THAN:
match = (driverVersion[infoIndex] & 0xFFFF) < info[i].mDriverVersion;
break;
case DRIVER_LESS_THAN_OR_EQUAL:
match = driverVersion[infoIndex] <= info[i].mDriverVersion;
break;
case DRIVER_BUILD_ID_LESS_THAN_OR_EQUAL:
match = (driverVersion[infoIndex] & 0xFFFF) <= info[i].mDriverVersion;
break;
case DRIVER_GREATER_THAN:
match = driverVersion[infoIndex] > info[i].mDriverVersion;
break;
case DRIVER_GREATER_THAN_OR_EQUAL:
match = driverVersion[infoIndex] >= info[i].mDriverVersion;
break;
case DRIVER_EQUAL:
match = driverVersion[infoIndex] == info[i].mDriverVersion;
break;
case DRIVER_NOT_EQUAL:
match = driverVersion[infoIndex] != info[i].mDriverVersion;
break;
case DRIVER_BETWEEN_EXCLUSIVE:
match = driverVersion[infoIndex] > info[i].mDriverVersion && driverVersion[infoIndex] < info[i].mDriverVersionMax;
break;
case DRIVER_BETWEEN_INCLUSIVE:
match = driverVersion[infoIndex] >= info[i].mDriverVersion && driverVersion[infoIndex] <= info[i].mDriverVersionMax;
break;
case DRIVER_BETWEEN_INCLUSIVE_START:
match = driverVersion[infoIndex] >= info[i].mDriverVersion && driverVersion[infoIndex] < info[i].mDriverVersionMax;
break;
case DRIVER_COMPARISON_IGNORED:
// We don't have a comparison op, so we match everything.
match = true;
break;
default:
NS_WARNING("Bogus op in GfxDriverInfo");
break;
}
#else
// We don't care what driver version it was. We only check OS version and if
// the device matches.
match = true;
#endif
if (match || info[i].mDriverVersion == GfxDriverInfo::allDriverVersions) {
if (info[i].mFeature == GfxDriverInfo::allFeatures ||
info[i].mFeature == aFeature)
{
status = info[i].mFeatureStatus;
if (!info[i].mRuleId.IsEmpty()) {
aFailureId = info[i].mRuleId.get();
} else {
aFailureId = "FEATURE_FAILURE_DL_BLACKLIST_NO_ID";
}
break;
}
}
}
#if defined(XP_WIN)
// As a very special case, we block D2D on machines with an NVidia 310M GPU
// as either the primary or secondary adapter. D2D is also blocked when the
// NV 310M is the primary adapter (using the standard blocklisting mechanism).
// If the primary GPU already matched something in the blocklist then we
// ignore this special rule. See bug 1008759.
if (status == nsIGfxInfo::FEATURE_STATUS_UNKNOWN &&
(aFeature == nsIGfxInfo::FEATURE_DIRECT2D)) {
if (!adapterInfoFailed[1]) {
nsAString &nvVendorID = (nsAString &)GfxDriverInfo::GetDeviceVendor(VendorNVIDIA);
const nsString nv310mDeviceId = NS_LITERAL_STRING("0x0A70");
if (nvVendorID.Equals(adapterVendorID[1], nsCaseInsensitiveStringComparator()) &&
nv310mDeviceId.Equals(adapterDeviceID[1], nsCaseInsensitiveStringComparator())) {
status = nsIGfxInfo::FEATURE_BLOCKED_DEVICE;
aFailureId = "FEATURE_FAILURE_D2D_NV310M_BLOCK";
}
}
}
// Depends on Windows driver versioning. We don't pass a GfxDriverInfo object
// back to the Windows handler, so we must handle this here.
if (status == FEATURE_BLOCKED_DRIVER_VERSION) {
if (info[i].mSuggestedVersion) {
aSuggestedVersion.AppendPrintf("%s", info[i].mSuggestedVersion);
} else if (info[i].mComparisonOp == DRIVER_LESS_THAN &&
info[i].mDriverVersion != GfxDriverInfo::allDriverVersions)
{
aSuggestedVersion.AppendPrintf("%lld.%lld.%lld.%lld",
(info[i].mDriverVersion & 0xffff000000000000) >> 48,
(info[i].mDriverVersion & 0x0000ffff00000000) >> 32,
(info[i].mDriverVersion & 0x00000000ffff0000) >> 16,
(info[i].mDriverVersion & 0x000000000000ffff));
}
}
#endif
return status;
}
void
GfxInfoBase::SetFeatureStatus(const nsTArray<dom::GfxInfoFeatureStatus>& aFS)
{
MOZ_ASSERT(!mFeatureStatus);
mFeatureStatus = new nsTArray<dom::GfxInfoFeatureStatus>(aFS);
}
nsresult
GfxInfoBase::GetFeatureStatusImpl(int32_t aFeature,
int32_t* aStatus,
nsAString& aSuggestedVersion,
const nsTArray<GfxDriverInfo>& aDriverInfo,
nsACString& aFailureId,
OperatingSystem* aOS /* = nullptr */)
{
if (aFeature <= 0) {
gfxWarning() << "Invalid feature <= 0";
return NS_OK;
}
if (*aStatus != nsIGfxInfo::FEATURE_STATUS_UNKNOWN) {
// Terminate now with the status determined by the derived type (OS-specific
// code).
return NS_OK;
}
if (mShutdownOccurred) {
// This is futile; we've already commenced shutdown and our blocklists have
// been deleted. We may want to look into resurrecting the blocklist instead
// but for now, just don't even go there.
return NS_OK;
}
// If an operating system was provided by the derived GetFeatureStatusImpl,
// grab it here. Otherwise, the OS is unknown.
OperatingSystem os = (aOS ? *aOS : OperatingSystem::Unknown);
nsAutoString adapterVendorID;
nsAutoString adapterDeviceID;
nsAutoString adapterDriverVersionString;
if (NS_FAILED(GetAdapterVendorID(adapterVendorID)) ||
NS_FAILED(GetAdapterDeviceID(adapterDeviceID)) ||
NS_FAILED(GetAdapterDriverVersion(adapterDriverVersionString)))
{
aFailureId = "FEATURE_FAILURE_CANT_RESOLVE_ADAPTER";
*aStatus = FEATURE_BLOCKED_DEVICE;
return NS_OK;
}
// Check if the device is blocked from the downloaded blocklist. If not, check
// the static list after that. This order is used so that we can later escape
// out of static blocks (i.e. if we were wrong or something was patched, we
// can back out our static block without doing a release).
int32_t status;
if (aDriverInfo.Length()) {
status = FindBlocklistedDeviceInList(aDriverInfo, aSuggestedVersion, aFeature, aFailureId, os);
} else {
if (!mDriverInfo) {
mDriverInfo = new nsTArray<GfxDriverInfo>();
}
status = FindBlocklistedDeviceInList(GetGfxDriverInfo(), aSuggestedVersion, aFeature, aFailureId, os);
}
// It's now done being processed. It's safe to set the status to STATUS_OK.
if (status == nsIGfxInfo::FEATURE_STATUS_UNKNOWN) {
*aStatus = nsIGfxInfo::FEATURE_STATUS_OK;
} else {
*aStatus = status;
}
return NS_OK;
}
NS_IMETHODIMP
GfxInfoBase::GetFeatureSuggestedDriverVersion(int32_t aFeature,
nsAString& aVersion)
{
nsCString version;
if (GetPrefValueForDriverVersion(version)) {
aVersion = NS_ConvertASCIItoUTF16(version);
return NS_OK;
}
int32_t status;
nsCString discardFailureId;
nsTArray<GfxDriverInfo> driverInfo;
return GetFeatureStatusImpl(aFeature, &status, aVersion, driverInfo, discardFailureId);
}
NS_IMETHODIMP
GfxInfoBase::GetWebGLParameter(const nsAString& aParam,
nsAString& aResult)
{
return GfxInfoWebGL::GetWebGLParameter(aParam, aResult);
}
void
GfxInfoBase::EvaluateDownloadedBlacklist(nsTArray<GfxDriverInfo>& aDriverInfo)
{
int32_t features[] = {
nsIGfxInfo::FEATURE_DIRECT2D,
nsIGfxInfo::FEATURE_DIRECT3D_9_LAYERS,
nsIGfxInfo::FEATURE_DIRECT3D_10_LAYERS,
nsIGfxInfo::FEATURE_DIRECT3D_10_1_LAYERS,
nsIGfxInfo::FEATURE_DIRECT3D_11_LAYERS,
nsIGfxInfo::FEATURE_DIRECT3D_11_ANGLE,
nsIGfxInfo::FEATURE_HARDWARE_VIDEO_DECODING,
nsIGfxInfo::FEATURE_OPENGL_LAYERS,
nsIGfxInfo::FEATURE_WEBGL_OPENGL,
nsIGfxInfo::FEATURE_WEBGL_ANGLE,
nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_ENCODE,
nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION_DECODE,
nsIGfxInfo::FEATURE_WEBGL_MSAA,
nsIGfxInfo::FEATURE_STAGEFRIGHT,
nsIGfxInfo::FEATURE_WEBRTC_HW_ACCELERATION,
nsIGfxInfo::FEATURE_CANVAS2D_ACCELERATION,
nsIGfxInfo::FEATURE_WEBGL2,
0
};
// For every feature we know about, we evaluate whether this blacklist has a
// non-STATUS_OK status. If it does, we set the pref we evaluate in
// GetFeatureStatus above, so we don't need to hold on to this blacklist
// anywhere permanent.
int i = 0;
while (features[i]) {
int32_t status;
nsCString failureId;
nsAutoString suggestedVersion;
if (NS_SUCCEEDED(GetFeatureStatusImpl(features[i], &status,
suggestedVersion,
aDriverInfo,
failureId))) {
switch (status) {
default: